Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11251421 | Negative electrode material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery | Masayuki Kouzu, Hideyuki TSUCHIYA, Yoshie Oosaki, Tatsuya Nishida | 2022-02-15 |
| 10892482 | Negative electrode material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery | Masayuki Kouzu, Hideyuki TSUCHIYA, Yoshie Oosaki, Tatsuya Nishida | 2021-01-12 |
| 10693130 | Negative electrode material for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery | Masayuki Kouzu, Hideyuki TSUCHIYA, Yoshie Oosaki, Tatsuya Nishida | 2020-06-23 |
| 6759169 | Graphite powder for negative electrode of lithium ion secondary cell and method of production thereof | Shigemi Oyama, Minoru Shirahige | 2004-07-06 |